Home / 162,971,322.30-244,456,983.45-53,813,340.90

Finding the Fourth Proportional to 162,971,322.30, 244,456,983.45 and 53,813,340.90

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Solution

The fourth proportional to 162,971,322.30, 244,456,983.45 and 53,813,340.90 is: 80,720,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,971,322.30 : 244,456,983.45 = 53,813,340.90 : x
  2. Step 2: Convert to fraction form
    162,971,322.30/244,456,983.45 = 53,813,340.90/x
  3. Step 3: Cross multiply
    162,971,322.30x = 244,456,983.45 × 53,813,340.90
  4. Step 4: Simplify right side
    162,971,322.30x = 13,155,046,985,780,508
  5. Step 5: Solve for x
    x = 13,155,046,985,780,508/162,971,322.30
  6. Step 6: Final answer
    x = 80,720,011.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.